pytorch

df67b3a0 - [dynamo][activation checkpointing] Tagging based compiler activation checkpointing

[dynamo][activation checkpointing] Tagging based compiler activation checkpointing ghstack-source-id: bfcf5beffcf6827d74fa362c8f2bf78d09d4151f Pull Request resolved: https://github.com/pytorch/pytorch/pull/102450